Works matching IS 0022152X AND DT 2008 AND VI 45 AND IP 6
Results: 55
Synthesis of 2,4-disubstituted 6-phenyl-7 H-pyrrolo[3,2- d]-pyrimidin-7-one 5-oxides.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1615, doi. 10.1002/jhet.5570450610
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N-donor ligand as catalyst: A simple aza-michael addition reaction in aqueous media.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1869, doi. 10.1002/jhet.5570450650
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Ring closure reactions of 5-azidopyrido[2,3- d]pyrimidinetriones to isoxazolo- and oxadiazolopyrido[2,3- d]pyrimidinetriones.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1695, doi. 10.1002/jhet.5570450621
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An efficient synthesis of 5-benzoyloxazolines by regio- and stereo-controlled reaction of N-substituted 2-benzoylaziridines under microwave irradiation.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1765, doi. 10.1002/jhet.5570450632
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Diverse reactivity of α-carbanions derived from alkylidenephosphoranes toward 2-(1λ<sup>5</sup>-diazynylidene)-1 H-indene-1,3-(2 H)dione. General approach to conjugated oxadiazines, pyridazines and spiro[3]pyrazoles.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1571, doi. 10.1002/jhet.5570450603
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Synthesis of hetaryl-substituted benzoxazoles via oxidative cyclization of phenolic schiff's bases.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1831, doi. 10.1002/jhet.5570450643
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Synthesis and mutagenic potency of structural isomers of 2-amino-1-methyl-6-phenylimidazo[4,5- b]pyridine.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1641, doi. 10.1002/jhet.5570450614
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Synthesis and DNA-binding properties of 1,10-phenanthroline analogues as intercalating-crosslinkers.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1889, doi. 10.1002/jhet.5570450654
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Utility of 2-[4-(3-oxobenzo[ f]-2 H-chromen-2-yl)-1,3-thiazol-2-yl]ethanenitrile in heterocyclic synthesis.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1719, doi. 10.1002/jhet.5570450625
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Formation of aryl-bis (6-amino-1,3-dimethyluracil-5-yl) methanes by reaction of 6-amino-1, 3-dimethyluracil with aromatic aldehydes.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1789, doi. 10.1002/jhet.5570450636
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Synthesis and characterization of some substituted chromones as an anti-infective and antioxidant agents.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1597, doi. 10.1002/jhet.5570450607
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Synthesis and cytotoxicity of nitrogen mustard/tripolypyrrole conjugate.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1851, doi. 10.1002/jhet.5570450647
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A facile one pot synthesis of 2, 4-diamino-6-substituted s-triazine derivatives.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1673, doi. 10.1002/jhet.5570450618
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Gas-phase pyrolysis in organic synthesis: New route for synthesis of functionally substituted imidazoles.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1751, doi. 10.1002/jhet.5570450629
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Enantioselective 1,3-dipolar cycloaddition reactions using chiral lanthanide catalysts.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1687, doi. 10.1002/jhet.5570450620
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A mild and highly efficient method for the synthesis of 5-aryl-( N-phenyl-)6 H-1,3,4-thiadiazin-2-aminium salts using reusable heterogeneous catalysts.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1761, doi. 10.1002/jhet.5570450631
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Synthesis and reactions of 3-pyrrolidinones.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1549, doi. 10.1002/jhet.5570450602
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A new convenient synthesis of 2,4-disubstituted-1,2,4-triazolo[1,5- a] quinazolin-5(4 H)-ones.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1825, doi. 10.1002/jhet.5570450642
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1,3,2-(2 H)-dioxaborine polymethine dyes on the base of dehydroacetic acid - effective fluorescent amine probes.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1665, doi. 10.1002/jhet.5570450617
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Michael adducts of vinyl sulfones - source for thiadiazoles, oxadiazoles and triazoles.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1633, doi. 10.1002/jhet.5570450613
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An efficient synthesis of pyrazolo[3,4- b]pyrrolo[2,3- d]pyridines from 5-aminopyrazoles and cyclic β-keto ester.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1711, doi. 10.1002/jhet.5570450624
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Synthesis and biological activities of novel chiral fluorinated β-carboline derivatives.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1783, doi. 10.1002/jhet.5570450635
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First example of the groebke mcr using hydoxybenzal dehydes and substituted 2-aminopyrimidines.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1589, doi. 10.1002/jhet.5570450606
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Efficient synthesis of 6-aryl-2-chloronicotinic acids via pd catalyzed regioselective suzuki coupling of 2,6-dichloronicotinic acid.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1847, doi. 10.1002/jhet.5570450646
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Synthesis and antifungal activity of spiro[cyclopropane-1,4′-pyrazol-3-one] derivatives.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1883, doi. 10.1002/jhet.5570450653
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Synthesis, structures of some unsymmetrical 3,6-disubstituted-1,2,4,5-tetrazines.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1745, doi. 10.1002/jhet.5570450628
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An efficient synthesis of new pyrido[4′,3′:4,5]thieno[2,3- d]-pyrimidin-4(3 H)-one derivatives.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1809, doi. 10.1002/jhet.5570450639
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Synthesis and characterization of soluble tetra(2-methoxyethoxy)metallophthalocyanines.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1755, doi. 10.1002/jhet.5570450630
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Chemistry and application of 4-oxo-4 H-1-benzopyran-3-carboxaldehyde.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1529, doi. 10.1002/jhet.5570450601
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The reaction of 2-aroyl-3,3-bis(alkylsulfanyl)acrylaldehydes and hydroxylamine hydrochloride: Facile synthesis of differently substituted isoxazoles.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1583, doi. 10.1002/jhet.5570450605
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Syntheses and fluorescence of salicylaldimine schiff base derivatives of 1,1′-di(aminoethylaminocarbonylalkyl)-2,2′-biimidazole.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1843, doi. 10.1002/jhet.5570450645
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Vicarious nucleophilic amination of nitroquinolines by 1,1,1-trimethylhydrazinium iodide.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1879, doi. 10.1002/jhet.5570450652
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Synthesis of new 1-[4-methane(amino)sulfonylphenyl)]-5-[4-(aminophenyl)]-3-trifluoromethyl-1 H-pyrazoles.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1707, doi. 10.1002/jhet.5570450623
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Synthesis of some indole based spiro and condensed heterocycles as potential biologically active agents.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1775, doi. 10.1002/jhet.5570450634
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β-Oxoanilides in heterocyclic synthesis: An expeditious synthesis of new polyfunctionally substituted pyridine and pyrazole derivatives.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1819, doi. 10.1002/jhet.5570450641
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Synthesis of a novel class of 3-(2′-benzothiazolyl)-2,3-dihydroquinazolin-4(1 H)-ones under solvent-free and catalyst-free conditions.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1629, doi. 10.1002/jhet.5570450612
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Microwave-assisted synthesis of new regioisomeric 6,7-dihydroindeno[1,2- e]pyrimido[4,5- b][1,4]diazepin-5(5a H)-ones.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1659, doi. 10.1002/jhet.5570450616
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Synthesis of novel pyrazolo[3,4- d]pyridazine, pyrido[1,2- a]benzimidazole, pyrimido[1,2- a]benzimidazole and triazolo[4,3- a]pyrimidine derivatives.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1739, doi. 10.1002/jhet.5570450627
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Synthesis of the indole core structures of conophylline.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1803, doi. 10.1002/jhet.5570450638
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Solvent-free synthesis of 5-methyl-7-aryl-4,7-dihydrotetrazolo[1,5- a]pyrimidine-6-carboxylic esters catalyzed by sulfamic acid.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1609, doi. 10.1002/jhet.5570450609
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Solvent-free one-pot approach for synthesis of substituted 2-aminochromenes.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1865, doi. 10.1002/jhet.5570450649
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N-Arylation of N-H heterocycles with aryl bromides and aryl iodides using cui and kf/Al<sub>2</sub>O<sub>3</sub>.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1815, doi. 10.1002/jhet.5570450640
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Design and synthesis of optically active 2-phenylimidazolecarboxamides featuring amino acid motive.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1621, doi. 10.1002/jhet.5570450611
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Synthesis of new fused isoquinolines via reissert compounds.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1651, doi. 10.1002/jhet.5570450615
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Application of the acetate of baylis-hillman adducts of salicylaldehydes in the synthesis of methyl 2-oxo-2,3-dihydrobenzo[ b]oxepine-4-carboxylates.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1701, doi. 10.1002/jhet.5570450622
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Polystyrene-supported AICI<sub>3</sub>: A highly active and reusable heterogeneous catalyst for the one-pot synthesis of dihydropyrimidinones.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1771, doi. 10.1002/jhet.5570450633
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1-Arylsulfonyl-2-styrylsulfonylthenes - source for a new class of bis heterocycles.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1579, doi. 10.1002/jhet.5570450604
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Synthesis, spectroscopic and antibacterial investigations of new hydroxy ethers and heterocyclic coumarin derivatives.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1835, doi. 10.1002/jhet.5570450644
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FeCI<sub>3</sub>-promoted [3+3] cycloaddition: Efficient preparation of 1,2-dihydro-2-oxo-3-pyridinecarboxylate and 1,2-dihydro-2-oxo-3-pyridinecarboxamide derivatives.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1875, doi. 10.1002/jhet.5570450651
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Synthesis, structure and investigations of tuberculosis inhibition activities of new 4-methyl-1-substituted-1 H-1,2,4-triazole-5(4 H)-thione.
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- Journal of Heterocyclic Chemistry, 2008, v. 45, n. 6, p. 1893, doi. 10.1002/jhet.5570450655
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